CN114557819A

CN114557819A - Portable dynamic maintaining and massaging device for lateral lying position on bed

Info

Publication number: CN114557819A
Application number: CN202210231510.4A
Authority: CN
Inventors: 赵博伦; 谭佩雅; 郑浩; 王琰彦; 霍苗; 欧阳柳; 陶元平; 杨乐; 黄智平; 李慧芬
Original assignee: Dalian University; First Affiliated Hospital of Naval Military Medical University of PLA
Current assignee: Dalian University; First Affiliated Hospital of Naval Military Medical University of PLA
Priority date: 2022-01-11
Filing date: 2022-03-09
Publication date: 2022-05-31
Anticipated expiration: 2042-03-09
Also published as: CN114557819B

Abstract

The invention relates to the field of medical instruments, in particular to a portable dynamic body position maintaining and massaging device for lying on one side of a bed, which comprises a turning plate and a bottom plate, wherein two groups of foot supports are fixed at one end part of the turning plate facing one side of the bottom plate, the two groups of foot supports are respectively and rotatably provided with a first ratchet block and a limiting rod in limiting fit with the first ratchet block in a sliding manner at opposite sides, a hinge mechanism and an electric control unit are respectively fixed on the bottom plate, and the hinge mechanism is used for being rotatably connected with the turning plate and limiting the rotating angle of the turning plate; the invention is not only convenient to carry, but also can be used together with a common sickbed, thus improving the application range; through the cooperation of automatically controlled unit and link mechanism to through pivot and ratchet one-way transmission subassembly and crank link assembly's cooperation, realize turning over the electronic of board and turn, do not need manual rocking rod, alleviate medical personnel's operating pressure, and can realize regularly overturning, carry on spacingly through the turned angle of hinge mechanisms to turning over the board simultaneously, guarantee to turn over the board and turn over the fixed of back angle.

Description

Portable dynamic maintaining and massaging device for lateral lying position on bed

Technical Field

The invention relates to the field of medical instruments, in particular to a portable dynamic maintaining and massaging device for a side-lying position on a bed.

Background

The dropsy pneumonia caused by bed rest is the main reason of death of the old people, the people who suffer from diseases and trauma and cause disability at present, and the change of the body position on the bed is an effective method for preventing the dropsy pneumonia. The purpose of turning over on duty is usually achieved through manual or mechanical modes in clinical care and home care to a certain extent, but the position maintenance after turning over is achieved by blocking the pillow behind the body, the position maintenance is unstable, and the change of the turning-over angle is difficult to control.

In the prior art, the mechanical mode of turning over is usually in four directions of a sickbed, a transmission mechanism adopts a screw rod thread pair principle, and a rocker rotates a screw rod to rotate so as to realize the lifting of a corresponding bed board; however, the mechanical mode not only needs manual operation of medical staff, but also needs manual operation at regular time when the patient turns over, so that the working pressure of the medical staff is increased, and the mechanical transmission mechanism is usually matched with a specific hospital bed, so that the hospital needs to additionally purchase the specific matched hospital bed, and the purchase cost is increased.

Disclosure of Invention

Solves the technical problem

Aiming at the defects in the prior art, the invention provides a portable dynamic maintaining and massaging device for the lateral lying position on the bed, which can effectively solve the problems that the mechanical mode in the prior art needs manual operation of medical staff, needs regular manual operation when the medical staff turns over, thereby increasing the working pressure of the medical staff, and the mechanical transmission mechanism is usually matched with a specific sickbed, thereby needing to additionally purchase the specific matched sickbed and increasing the purchase cost.

Technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme:

a portable dynamic maintaining and massaging device for lateral lying body position on bed comprises a turning plate and a bottom plate, wherein two groups of foot supports are fixed at one end part of the turning plate facing one side of the bottom plate, the two groups of foot supports are oppositely and laterally divided into a first ratchet block and a limiting rod in limiting fit with the first ratchet block in a sliding manner, a hinge mechanism and an electric control unit are respectively fixed on the bottom plate, the hinge mechanism is used for being rotationally connected with the turning plate and limiting the rotating angle of the turning plate, the hinge mechanism comprises a fixed plate, a limiting arc frame fixed on the fixed plate and a guide plate sliding on the fixed plate, a hinge frame in hinged fit with the turning plate is fixed on the fixed plate, a sliding strip in sliding connection with the guide plate is also in sliding connection on the fixed plate, a support block is fixed on the side wall of the hinge frame, ratchets in limiting fit with the first ratchet block are arranged on the inner side wall of the limiting arc frame, and an elastic element is arranged between the guide plate and the support block, the guide plate is connected with the limiting rod in a sliding mode, and the electric control unit can drive the turnover plate to turn over and drive the sliding strip to move towards the direction far away from the supporting block through the connecting rod mechanism.

Furthermore, one end of the turning plate, which is far away from the foot support, can be buckled with the bottom plate.

Furthermore, a shaft rod which is rotatably connected with the hinged frame is fixed between the two groups of foot supports, and a guide block which is in sliding connection with the limiting rod is fixed on the shaft rod.

Furthermore, a finger rod is fixed at one end of the foot supporting frame, which is far away from the shaft rod, and an arc-shaped sliding opening in sliding fit with the finger rod is formed in the side wall of the limiting arc frame.

Furthermore, an arc-shaped sliding frame in sliding connection with the limiting rod is fixed on one side, away from the support block, of the guide plate, and the arc-shaped sliding frame is in sliding connection with the fixing plate.

Furthermore, an inclined sliding opening is fixed on the guide plate, and a sliding rod in sliding fit with the inclined sliding opening is fixed at the end part of the sliding strip through a support.

Still further, the electronic control unit comprises a motor and a speed reducer matched with the motor.

Furthermore, the connecting rod mechanism comprises a ratchet wheel one-way transmission assembly and a crank connecting rod assembly which are respectively rotated on the bottom plate, the crank connecting rod assembly is in transmission fit with the transmission assembly through a rotating shaft, the rotating shaft is connected with the output end part of the speed reducer in a key mode, a first key block is fixed on the rotating shaft, the crank connecting rod assembly comprises a rotating disc, the rotating disc is in rotation connection with the turning plate through a connecting rod piece, a shaft sleeve for the rotating shaft to penetrate through is coaxially fixed on the rotating disc, and a second key block matched with the first key block is arranged on the inner wall of the shaft sleeve.

Furthermore, the ratchet wheel one-way transmission assembly comprises an inner ratchet wheel and an inner disc in limit fit with the inner ratchet wheel, a gear ring is arranged on the outer side of the inner ratchet wheel, the shaft end of the rotating shaft is fixedly connected with the axis of the inner disc, and a rack meshed with the gear ring is arranged on the sliding strip.

Furthermore, the bedsore-proof massage air cushion is arranged on one side of the turning plate, which is far away from the bottom plate.

Advantageous effects

Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:

the invention is not only convenient to carry, but also can be used together with a common sickbed, thus improving the application range; through the cooperation of automatically controlled unit and link mechanism to through the cooperation of pivot with ratchet one-way transmission assembly and crank link assembly, realize turning over the electronic of board and turn, do not need manual rocking rod, alleviate medical personnel's operating pressure, and can realize regularly overturning, carry on spacingly to the turned angle who turns over the board through hinge mechanisms simultaneously, guarantee to turn over the board and turn the back angle fixed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

FIG. 1 is a schematic overall first perspective view of the present invention;

FIG. 2 is a schematic view of an overall second perspective structure of the present invention;

FIG. 3 is a schematic view of an overall third perspective structure of the present invention;

FIG. 4 is a schematic diagram of the overall explosion structure of the present invention;

FIG. 5 is a schematic view of a connection structure of a part of the turning plate and the hinge mechanism of the present invention;

FIG. 6 is a schematic view of the structure of the flap of the present invention;

FIG. 7 is a schematic view of the hinge mechanism of the present invention;

FIG. 8 is a schematic view of a linkage mechanism of the present invention;

FIG. 9 is a cross-sectional view of the spindle and sleeve of the present invention;

the reference numerals in the drawings denote: 1. turning over a plate; 2. a base plate; 3. a foot rest; 4. a first ratchet block; 5. a limiting rod; 6. a fixing plate; 7. a limiting arc frame; 8. a guide plate; 9. a hinged frame; 10. a slide bar; 11. supporting a block; 12. an elastic member; 13. a shaft lever; 14. a guide block; 15. a finger; 16. an arc-shaped sliding opening; 17. an arcuate carriage; 18. a diagonal sliding port; 19. a slide bar; 20. a motor; 21. a speed reducer; 22. a rotating shaft; 23. a first key block; 24. a turntable; 25. a shaft sleeve; 26. a second key block; 27. an inner ratchet wheel; 28. an inner disc; 29. the bedsore-preventing massage air cushion; 30. a side frame; 31. a side plate; 32. a card slot; 33. a handle; 34. a clasp; 35. a hasp; 36. a limiting groove; 37. a wheel groove; 38. a roller; 39. a T-shaped chute; 40. a first bearing; 41. a second bearing; 42. a first link; 43. a second link; 44. a fulcrum; 45. a tooth socket.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The present invention will be further described with reference to the following examples.

Examples

The portable dynamic body position maintaining and massaging device for lying on the side of the bed in the embodiment is as follows, referring to fig. 1-9: the device comprises a turning plate 1 and a bottom plate 2, wherein a hinge mechanism and an electric control unit are respectively fixed on the bottom plate 2; wherein, hinge mechanisms are used for turning over board 1 and rotate to be connected and carry out spacing to turning over the turned angle of board 1.

Specifically, the length of the bottom plate 2 matches the width of a common hospital bed, and the bottom plate 2 is conveniently clamped on the bed plate through clamping grooves 32 arranged on the left side and the right side (taking fig. 1 as a reference direction and the same below) of the bottom plate 2 and the clamping connection of the bed frame, so that the hospital bed is matched with the bottom plate, and the hospital bed is convenient to take down from the hospital bed.

The side frames 30 are fixed at the front and the rear of the upper side of the bottom plate 2, the side plate 31 is fixed at the rear of the upper side of the bottom plate 2, the side plate 31 is fixedly connected with the two groups of side frames 30 and forms a protective frame together with the two groups of side frames 30, so that bedding is prevented from entering between the bottom plate 2 and the turning plate 1, and the protective frame is used for supporting the turning plate 1, namely when the turning plate 1 is positioned on the bottom plate 2 in parallel, the turning plate 1 is stabilized at the upper side of the bottom plate 2; wherein, a control unit for controlling the turning plate 1 to rotate is arranged on the side plate 31.

At least two groups of hasps 35 are arranged on the side plate 31, a clasp 34 buckled with the hasps 35 is arranged on the side wall of the turning plate 1, the turning plate 1 and the bottom plate 2 are convenient to fix through the cooperation of the hasps 35 and the clasp 34, and therefore the device is convenient to carry through a handle 33 arranged on the side plate 31.

The hinge mechanism comprises a fixed plate 6 fixed on the upper side of the bottom plate 2, a limit arc frame 7 fixed on the fixed plate 6 and a guide plate 8 sliding on the fixed plate 6, and a hinge frame 9 in hinge fit with the turning plate 1 is fixed on the fixed plate 6; specifically, two groups of limiting arc frames 7 are symmetrically fixed at the front end and the rear end of the upper side of a fixed plate 6, a guide plate 8 is of an L-shaped structure, a support block 11 is fixed at the right side of a hinged frame 9, a plurality of groups of guide rods are fixed on the side wall of the support block 11, the guide rods are respectively in sliding connection with one end part, close to the support block 11, of the guide plate 8, an elastic part 12 is sleeved on each guide rod, and two ends of the elastic part 12 are respectively in contact with the support block 11 and one end part, close to the support block 11, of the guide plate 8; meanwhile, foot supports 3 are symmetrically fixed at the left end of the bottom side of the turning plate 1, a shaft rod 13 is fixed between the two foot supports 3, the shaft rod 13 is rotatably connected with a hinge frame 9 of a hinge mechanism, the turning plate 1 is rotatably connected with the bottom plate 2, and the turning plate 1 rotates around the shaft rod 13 to turn over a patient.

Wherein, turning over board 1 is for being equipped with the notched plate body, is provided with in its recess and prevents bedsore massage air cushion 29 for massage patient's back, improve the comfort level in the patient use, and effectively prevent the emergence of droppage pneumonia.

A finger rod 15 is fixed at one end of the foot support 3 far away from the shaft rod 13, and an arc-shaped sliding opening 16 which is in sliding fit with the finger rod 15 is arranged on the side wall of the limiting arc frame 7; wherein, an angle scale (not shown) is arranged outside the arc-shaped sliding opening 16, so that the finger 15 can point to the corresponding scale, which is convenient for controlling the turning angle of the turning plate 1.

The opposite sides of the two groups of foot supports 3 are respectively provided with a first ratchet block 4 in a rotating way and a limiting rod 5 in limiting fit with the first ratchet block 4 in a sliding way; specifically, the shaft rod 13 is symmetrically provided with guide blocks 14, and the guide blocks 14 are provided with guide holes in sliding fit with the limiting rod 5, so as to guide the limiting rod 5 and realize the sliding of the limiting rod 5 relative to the foot rest 3; wherein, a torsion spring (not shown) is further connected between the first ratchet block 4 and the foot rest 3, which is convenient for the resetting of the first ratchet block 4.

One end of the limiting rod 5, which is far away from the first ratchet block 4, is connected with the guide plate 8 in a sliding way through an arc-shaped sliding frame 17; specifically, one side of the guide plate 8, which is far away from the support block 11, is fixedly connected with the arc-shaped sliding frame 17, one side of the arc-shaped sliding frame 17, which is far away from the guide plate 8, is provided with a wheel groove 37, and one end of the limiting rod 5, which is far away from the first ratchet block 4, is rotatably provided with a roller 38 matched with the wheel groove 37, so that the sliding connection between the limiting rod 5 and the guide plate 8 is realized; wherein, be provided with the slider at arc balladeur train 17 bottom, be provided with along its fore-and-aft direction on fixed plate 6 with slider sliding fit's guide rail, realize that arc balladeur train 17 can slide along fixed plate 6 fore-and-aft direction, improve the stability that deflector 8 removed.

The inner side wall of the limiting arc frame 7 is provided with a ratchet which is in limiting fit with the first ratchet block 4; wherein, all be provided with the spacing groove 36 with the 5 adaptations of gag lever post on the lateral wall of first sour jujube piece 4, make gag lever post 5 be located spacing groove 36, realize spacing to first sour jujube piece 4, thereby it is spacing to first sour jujube piece 4 through gag lever post 5, and through the cooperation of first sour jujube piece 4 with the ratchet, the realization turns over board 1 and can center on axostylus axostyle 13 unidirectional rotation, turn over board 1 promptly and can upwards rotate, can not rotate downwards, and then when the patient back pressure is turning over board 1 on, ensure to turn over the stability after board 1 upset.

A slide bar 10 which is connected with the guide plate 8 in a sliding way is also connected on the fixed plate 6; specifically, the slide bar 10 is of a T-shaped structure, and a T-shaped sliding groove 39 is formed in the upper side of the middle of the fixing plate 6, so that the slide bar 10 is slidably connected with the fixing plate 6; an inclined sliding opening 18 is fixed on the guide plate 8, and a sliding rod 19 which is in sliding fit with the inclined sliding opening 18 is fixed at the end part of the sliding strip 10 through a support, so that the guide plate 8 is in sliding connection with the sliding strip 10.

The electronic control unit can drive the turning plate 1 to turn over and drive the sliding strip 10 to move towards the direction away from the supporting block 11 through the connecting rod mechanism, when the sliding strip 10 slides rightwards, the two groups of guide plates 8 move towards each other through the matching of the sliding rod 19 and the oblique sliding port 18, so that the two groups of limiting rods 5 are close to each other, the limiting rods 5 are separated from the corresponding limiting grooves 36, the limitation of the limiting rods 5 on the first ratchet block 4 is relieved, the unidirectional rotation of the turning plate 1 is relieved, and the turning plate 1 can rotate up and down around the shaft rod 13.

The electronic control unit comprises a motor 20 and a speed reducer 21 matched with the motor 20, the connecting rod mechanism comprises a ratchet wheel one-way transmission assembly and a crank connecting rod assembly which respectively rotate on the bottom plate 2, the crank connecting rod assembly comprises a turntable 24, and the turntable 24 is rotationally connected with the turning plate 1 through the connecting rod assembly; specifically, a shaft sleeve 25 is coaxially fixed on the rotary table 24, and the shaft sleeve 25 is in running fit with a second bearing 41 fixed on the bottom plate 2 to realize that the rotary table 24 rotates on the bottom plate 2; the connecting rod piece comprises a first connecting rod 42 which is rotationally connected with the rotating disc 24 and a second connecting rod 43 which is rotationally connected with the first connecting rod 42, and the other end of the second connecting rod 43 is rotationally connected with a fulcrum 44 which is fixed at the bottom side of the turning plate 1; among this technical scheme, the preferred three-phase asynchronous machine of motor 20, the preferred miniature worm gear speed reducer of reduction gear 21, through miniature worm gear speed reducer, can provide great promotion moment of torsion, thereby through control motor 20, and under the cooperation of carousel 24 and first connecting rod 42 and second connecting rod 43, realize turning over electronic the turning over of board 1, do not need manual rocking rocker, alleviate medical personnel's operating pressure, and simultaneously, the accessible controller, the rotation and the number of rotations of timing control motor 20, realize regularly overturning.

The ratchet wheel one-way transmission component comprises an inner ratchet wheel 27 and an inner disc 28 which is in limit fit with the inner ratchet wheel 27; specifically, inner disc 28 quotation is rotated and is connected with the spacing complex second ratchet piece of the ratchet in multiunit and interior ratchet 27, and be fixed with the spacing stopper that is used for second ratchet piece in inner disc 28 quotation, thereby when inner disc 28 clockwise turning, inner disc 28 rotates ratchet 27 in relative, nevertheless when inner disc 28 anticlockwise rotation, pass through the cooperation of second ratchet piece and stopper this moment, the ratchet cooperation in second ratchet piece and the interior ratchet 27, realize that inner disc 28 drives the rotation of interior ratchet 27, then realize inner disc 28 one-way drive interior ratchet 27 anticlockwise rotation.

The transmission assembly is in transmission fit with the crank connecting rod assembly through a rotating shaft 22, the rotating shaft 22 is connected to the output end part of the speed reducer 21 in a key mode, the shaft end of the rotating shaft 22 is fixedly connected with the axis of the inner disc 28, a gear ring is arranged on the outer side of the inner ratchet wheel 27, and a rack meshed with the gear ring is arranged on the sliding strip; wherein, a first key block 23 is fixed on the rotating shaft 22, a second key block 26 matched with the first key block 23 is arranged on the inner wall of the shaft sleeve 25, and the rotating shaft 22 passes through and penetrates out of the shaft sleeve 25.

When the motor 20 drives the rotating shaft 22 to rotate clockwise, the inner disc 28 rotates relative to the inner ratchet 27, meanwhile, due to the elastic acting force of the elastic piece 12 on the guide plate 8, the acting force to the left on the slide bar 10 is greater than the friction force between the inner disc 28 and the inner ratchet 27, and further, two sets of limiting rods 5 keep limiting action on the first ratchet block 4, so that the turning plate 1 can only rotate upwards, when the rotating shaft 22 drives the first key block 23 clockwise, as shown in fig. 9, and when the first key block 23 rotates to the position b of the shaft sleeve 25, the first key block 23 abuts against the second key block 26, the rotating disc 24 is driven to rotate clockwise, and the turning plate 1 is turned upwards.

When the motor 20 drives the rotating shaft 22 to rotate counterclockwise, not only the rotating shaft 22 drives the first key block 23 to rotate counterclockwise, but also the first key block 23 rotates from the position b of the shaft sleeve 25 to the position a of the shaft sleeve 25, and in the process, the inner disc 28 drives the inner ratchet 27 to rotate, so that the slide bar 10 is driven to move rightward through the action of the gear ring and the gear rack, so that the two sets of guide plates 8 move oppositely, i.e. the two sets of limiting rods 5 move oppositely, and when the first key block 23 moves to the position a of the shaft sleeve 25, the limiting rod 5 just comes out of the limiting groove 36, i.e. just contacts with the limiting function of the first ratchet block 4, so that the turning plate 1 can rotate downward, and simultaneously, the slide bar 10 just moves rightward to the maximum displacement, i.e. the teeth at the leftmost end of the gear rack are just positioned at the right side of the teeth at the bottom of the gear ring; when the rotating shaft 22 continues to rotate counterclockwise, the first key block 23 is rotated to the position a of the shaft sleeve 25, and the first key block 23 abuts against the second key block 26, so that the rotating disc 24 continues to rotate counterclockwise, the turning plate 1 rotates downward, meanwhile, the inner ratchet wheel 27 is driven to continue to rotate, the teeth are limited through continuous rotation of the gear ring, and the sliding strip 10 cannot move leftwards and reset.

After motor 20 drives pivot 22 anticlockwise rotation and stops, two sets of deflectors 8 receive the effect of elastic component 12 this moment, make two sets of deflectors 8 remove dorsad, make two sets of gag lever post 5 remove dorsad respectively, realize spacing to first thorn piece 4, even must turn over board 1 and can't rotate downwards, guarantee to turn over the fixed of board 1 upset back angle, keep turning over the state to the patient promptly, two sets of deflectors 8 remove dorsad simultaneously, can stimulate draw the draw runner 10 and remove left, make the relative inner disc 28 clockwise rotation of inner ratchet 27, inner disc 28 can not hinder inner ratchet 27 clockwise rotation this moment, can realize that draw runner 10 removes left.

In order to ensure the meshing between the gear ring and the rack, a tooth groove 45 is formed in the upper side of the sliding strip 10, and the rack is arranged in the tooth groove 45.

The device is not only convenient to carry, but also can be matched with a common sickbed for use, thereby improving the application range of the device; through the cooperation of automatically controlled unit and link mechanism to through the cooperation of pivot 22 with ratchet one-way transmission subassembly and crank link assembly, realize turning over electronic the stirring of board 1, do not need manual rocking rod, alleviate medical personnel's operating pressure, and can realize regularly overturning, carry on spacingly through hinge mechanism to the turned angle who turns over board 1 simultaneously, guarantee to turn over the board 1 and turn back the fixed of angle.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.

Claims

1. The utility model provides a portable bed side position developments of sleeping on maintain and massage device which characterized in that: the turning plate comprises a turning plate (1) and a bottom plate (2), wherein two groups of foot supports (3) are fixed at one end part of the turning plate (1) facing one side of the bottom plate (2), the two groups of foot supports (3) are oppositely and laterally and respectively provided with a first ratchet block (4) and a limiting rod (5) in limiting fit with the first ratchet block (4) in a sliding manner, a hinge mechanism and an electric control unit are respectively fixed on the bottom plate (2), the hinge mechanism is used for being rotationally connected with the turning plate (1) and limiting the rotating angle of the turning plate (1), the hinge mechanism comprises a fixed plate (6), a limiting arc frame (7) fixed on the fixed plate (6) and a guide plate (8) sliding on the fixed plate (6), a hinge frame (9) in hinged fit with the turning plate (1) is fixed on the fixed plate (6), and a sliding strip (10) in sliding connection with the guide plate (8) is also connected on the fixed plate (6) in a sliding manner, the hinge joint frame (9) lateral wall is fixed with a piece (11), spacing arc frame (7) inside wall is provided with the ratchet with the spacing complex of first thorn piece (4), be provided with elastic component (12) between deflector (8) and a piece (11), deflector (8) and gag lever post (5) sliding connection, automatically controlled unit can order about respectively through link mechanism turns over board (1) upset and can order about draw runner (10) to keeping away from a piece (11) direction and remove.

2. The portable bed side-lying posture dynamic maintaining and massaging device as claimed in claim 1, wherein one end of the turning plate (1) far from the foot rest (3) can be fastened with the bottom plate (2).

3. The portable device for dynamically maintaining and massaging the lateral position on a bed as claimed in claim 1, wherein a shaft (13) rotatably connected to the hinge frame (9) is fixed between the two sets of leg supports (3), and a guide block (14) slidably connected to the limiting rod (5) is fixed on the shaft (13).

4. The portable bed side-lying position dynamic maintaining and massaging device according to claim 3, wherein a finger rod (15) is fixed at one end of the foot support (3) far away from the shaft rod (13), and an arc-shaped sliding opening (16) in sliding fit with the finger rod (15) is arranged on the side wall of the limiting arc frame (7).

5. The portable bed side-lying position dynamic maintaining and massaging device as claimed in claim 1, wherein an arc-shaped sliding frame (17) connected with the limiting rod (5) in a sliding manner is fixed on one side of the guide plate (8) far away from the support block (11), and the arc-shaped sliding frame (17) is connected on the fixing plate (6) in a sliding manner.

6. The portable bed side-lying position dynamic maintaining and massaging device as claimed in claim 1, characterized in that a sliding opening (18) is fixed on the guide plate (8), and a sliding rod (19) which is in sliding fit with the sliding opening (18) is fixed at the end of the sliding strip (10) through a bracket.

7. A portable bed side position dynamic maintaining and massaging device according to claim 1, characterized in that the electronic control unit comprises an electric motor (20) and a speed reducer (21) cooperating with the electric motor (20).

8. The portable bed side-lying position dynamic maintaining and massaging device according to claim 7, wherein the link mechanism comprises a ratchet wheel one-way transmission assembly and a crank link assembly which are respectively rotated on the bottom plate (2), the crank link assembly is in transmission fit with the transmission assembly through a rotating shaft (22), the rotating shaft (22) is in key connection with the output end part of the speed reducer (21), a first key block (23) is fixed on the rotating shaft (22), the crank link assembly comprises a rotary disc (24), the rotary disc (24) is in rotational connection with the turning plate (1) through a link member, a shaft sleeve (25) for the rotating shaft (22) to pass through is coaxially fixed on the rotary disc (24), and a second key block (26) matched with the first key block (23) is arranged on the inner wall of the shaft sleeve (25).

9. The portable bed side-lying position dynamic maintaining and massaging device according to claim 8, wherein the ratchet wheel one-way transmission assembly comprises an inner ratchet wheel (27) and an inner disc (28) in limit fit with the inner ratchet wheel (27), a gear ring is arranged outside the inner ratchet wheel (27), the shaft end of the rotating shaft (22) is fixedly connected with the shaft center of the inner disc (28), and a rack meshed with the gear ring is arranged on the sliding strip.

10. The portable bed side-lying position dynamic maintaining and massaging device according to claim 1, characterized by further comprising an anti-bedsore massage air cushion (29) arranged on the side of the turning plate (1) far away from the bottom plate (2).